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<?php
declare(strict_types=1);
namespace Doctrine\DBAL\Driver;
/**
* Driver-level statement execution result.
*/
interface Result
{
/**
* Returns the next row of the result as a numeric array or FALSE if there are no more rows.
*
* @return list<mixed>|false
*
* @throws Exception
*/
public function fetchNumeric();
/**
* Returns the next row of the result as an associative array or FALSE if there are no more rows.
*
* @return array<string,mixed>|false
*
* @throws Exception
*/
public function fetchAssociative();
/**
* Returns the first value of the next row of the result or FALSE if there are no more rows.
*
* @return mixed|false
*
* @throws Exception
*/
public function fetchOne();
/**
* Returns an array containing all of the result rows represented as numeric arrays.
*
* @return list<list<mixed>>
*
* @throws Exception
*/
public function fetchAllNumeric(): array;
/**
* Returns an array containing all of the result rows represented as associative arrays.
*
* @return list<array<string,mixed>>
*
* @throws Exception
*/
public function fetchAllAssociative(): array;
/**
* Returns an array containing the values of the first column of the result.
*
* @return list<mixed>
*
* @throws Exception
*/
public function fetchFirstColumn(): array;
/**
* Returns the number of rows affected by the DELETE, INSERT, or UPDATE statement that produced the result.
*
* If the statement executed a SELECT query or a similar platform-specific SQL (e.g. DESCRIBE, SHOW, etc.),
* some database drivers may return the number of rows returned by that query. However, this behaviour
* is not guaranteed for all drivers and should not be relied on in portable applications.
*
* @return int The number of rows.
*
* @throws Exception
*/
public function rowCount(): int;
/**
* Returns the number of columns in the result
*
* @return int The number of columns in the result. If the columns cannot be counted,
* this method must return 0.
*
* @throws Exception
*/
public function columnCount(): int;
/**
* Discards the non-fetched portion of the result, enabling the originating statement to be executed again.
*/
public function free(): void;
}
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